Modalert 200 is not the most prescribed medication in the world, but it is widely known for the treatment of sleep disorders such as narcolepsy, sleep disorder, and sleep apnea. It contains modafinil, an agent that promotes wakefulness and is prescribed to help reduce excessive daytime sleepiness. Buy Modalert 200 is popular among people looking for better concentration and cognitive function, it is not at the level of being one of the most common drugs in the world, which are usually medications for chronic conditions such as hypertension, diabetes, or cholesterol management. Its use remains imperative, especially for specific sleep disorders.